5-Bromo-2-(bromomethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine
3-Bromo-5-(bromomethyl)-4-methyl-2-(trifluoromethoxy)pyridine
4-Bromo-3-(bromomethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine
4-Bromo-3-(bromomethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine